Home › Compare › Rotterdam vs Crested Butte
Rotterdam vs Crested Butte
Comparing Rotterdam change · Crested Butte change
Rotterdam is the warmer of the two — about 9°C on the annual average; Rotterdam is the wetter, with 280 mm more rain a year, and Crested Butte the sunnier.
How the seasons compare
The differences between Rotterdam and Crested Butte, in everyday terms.
Summers
Crested Butte has hotter summers
Rotterdam: Mild
Crested Butte: Mild
Winters
Rotterdam has far milder winters
Rotterdam: Chilly
Crested Butte: Bitterly cold
Rain & snow
Rotterdam is wetter
Rotterdam: Moderate rainfall
Crested Butte: Moderate rainfall
Sky
Crested Butte is sunnier
Rotterdam: Often cloudy
Crested Butte: Partly cloudy
Month-by-month charts
Temperature
Rotterdam is the warmer of the two — about 9°C on the annual average.
Precipitation
Rotterdam is the wetter — about 280 mm more across the year.
Clear skies
Crested Butte has the clearer skies — the higher line.
Exact monthly numbers
Tap a metric to open its full table. Desktop shows all twelve months; on a phone each metric splits into Jan–Jun and Jul–Dec.
Avg high (°C) Rotterdam runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rotterdam | 6 | 7 | 10 | 14 | 18 | 21 | 23 | 23 | 19 | 15 | 10 | 7 |
| Crested Butte | -3 | -1 | 4 | 8 | 15 | 21 | 25 | 23 | 19 | 13 | 4 | -3 |
| Difference | -10 | -8 | -7 | -6 | -3 | +1 | +2 | +1 | — | -2 | -6 | -10 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Rotterdam | 6 | 7 | 10 | 14 | 18 | 21 |
| Crested Butte | -3 | -1 | 4 | 8 | 15 | 21 |
| Difference | -10 | -8 | -7 | -6 | -3 | +1 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Rotterdam | 23 | 23 | 19 | 15 | 10 | 7 |
| Crested Butte | 25 | 23 | 19 | 13 | 4 | -3 |
| Difference | +2 | +1 | — | -2 | -6 | -10 |
Avg low (°C) Rotterdam runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rotterdam | 1 | 1 | 3 | 5 | 8 | 11 | 13 | 13 | 11 | 8 | 4 | 2 |
| Crested Butte | -21 | -19 | -14 | -7 | -2 | 1 | 4 | 4 | -0 | -6 | -13 | -20 |
| Difference | -22 | -20 | -16 | -12 | -10 | -10 | -9 | -10 | -11 | -13 | -17 | -22 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Rotterdam | 1 | 1 | 3 | 5 | 8 | 11 |
| Crested Butte | -21 | -19 | -14 | -7 | -2 | 1 |
| Difference | -22 | -20 | -16 | -12 | -10 | -10 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Rotterdam | 13 | 13 | 11 | 8 | 4 | 2 |
| Crested Butte | 4 | 4 | -0 | -6 | -13 | -20 |
| Difference | -9 | -10 | -11 | -13 | -17 | -22 |
Precipitation (mm) Rotterdam runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rotterdam | 70 | 65 | 56 | 44 | 56 | 70 | 80 | 90 | 90 | 86 | 87 | 86 |
| Crested Butte | 69 | 65 | 54 | 51 | 38 | 24 | 50 | 50 | 49 | 43 | 51 | 57 |
| Difference | -1 | — | -3 | +7 | -18 | -46 | -30 | -40 | -41 | -43 | -36 | -29 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Rotterdam | 70 | 65 | 56 | 44 | 56 | 70 |
| Crested Butte | 69 | 65 | 54 | 51 | 38 | 24 |
| Difference | -1 | — | -3 | +7 | -18 | -46 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Rotterdam | 80 | 90 | 90 | 86 | 87 | 86 |
| Crested Butte | 50 | 50 | 49 | 43 | 51 | 57 |
| Difference | -30 | -40 | -41 | -43 | -36 | -29 |
Snowfall (cm)
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rotterdam | — | — | — | — | — | — | — | — | — | — | — | — |
| Crested Butte | 106 | 90 | 69 | 46 | 17 | 1 | 0 | 0 | 3 | 20 | 66 | 88 |
| Difference | — | — | — | — | — | — | — | — | — | — | — | — |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Rotterdam | — | — | — | — | — | — |
| Crested Butte | 106 | 90 | 69 | 46 | 17 | 1 |
| Difference | — | — | — | — | — | — |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Rotterdam | — | — | — | — | — | — |
| Crested Butte | 0 | 0 | 3 | 20 | 66 | 88 |
| Difference | — | — | — | — | — | — |
Cloud cover (%) Rotterdam runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rotterdam | 71 | 71 | 69 | 66 | 68 | 69 | 66 | 66 | 65 | 69 | 72 | 72 |
| Crested Butte | 54 | 60 | 60 | 63 | 61 | 46 | 57 | 58 | 46 | 44 | 49 | 54 |
| Difference | -16 | -10 | -9 | -3 | -7 | -23 | -9 | -8 | -19 | -25 | -23 | -18 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Rotterdam | 71 | 71 | 69 | 66 | 68 | 69 |
| Crested Butte | 54 | 60 | 60 | 63 | 61 | 46 |
| Difference | -16 | -10 | -9 | -3 | -7 | -23 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Rotterdam | 66 | 66 | 65 | 69 | 72 | 72 |
| Crested Butte | 57 | 58 | 46 | 44 | 49 | 54 |
| Difference | -9 | -8 | -19 | -25 | -23 | -18 |
Relative humidity (%) Rotterdam runs higher most of the year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rotterdam | 91 | 89 | 87 | 82 | 80 | 79 | 78 | 78 | 80 | 84 | 89 | 91 |
| Crested Butte | 91 | 94 | 89 | 76 | 64 | 52 | 56 | 59 | 57 | 63 | 77 | 89 |
| Difference | — | +5 | +3 | -6 | -16 | -28 | -23 | -19 | -23 | -22 | -12 | -2 |
| Jan – Jun | Jan | Feb | Mar | Apr | May | Jun |
|---|---|---|---|---|---|---|
| Rotterdam | 91 | 89 | 87 | 82 | 80 | 79 |
| Crested Butte | 91 | 94 | 89 | 76 | 64 | 52 |
| Difference | — | +5 | +3 | -6 | -16 | -28 |
| Jul – Dec | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|
| Rotterdam | 78 | 78 | 80 | 84 | 89 | 91 |
| Crested Butte | 56 | 59 | 57 | 63 | 77 | 89 |
| Difference | -23 | -19 | -23 | -22 | -12 | -2 |
How both climates are changing
Both cities are warming. Each city has its own warming trend; see its trends page for the year-by-year detail. Rotterdam trends → · Crested Butte trends →
Methodology & sources
Rotterdam
Temperature & precipitation — 1991–2020 normals computed from 30 years of daily observations at Rotterdam, a weather station, about 5 km from the city centre. The underlying daily records come from NOAA's global station network.
Cloud, humidity, wind & sunshine — modelled estimates from NASA POWER, NASA's satellite-and-reanalysis climatology. This is the standard global source for atmospheric variables, which are not measured at most weather stations.
Crested Butte
Temperature & precipitation — 1991–2020 normals computed from 30 years of daily observations at Crested Butte, a weather station, about 1 km from the city centre. The underlying daily records come from NOAA's global station network.
Cloud, humidity, wind & sunshine — modelled estimates from NASA POWER, NASA's satellite-and-reanalysis climatology. This is the standard global source for atmospheric variables, which are not measured at most weather stations.
← change Rotterdam · change Crested Butte → · Rotterdam page · Crested Butte page